3846masa.dev

What It Is

3846masa.dev is the personal portfolio site of developer 3846masa, grouping their work under Products, Programs, and Others. It is not a single SaaS product or commercial development platform, but rather an entry point for a variety of small web apps, browser extensions, CLIs, libraries, Docker images, and font/doujinshi-related projects.

Core Capabilities and Technical Scope

Functionally, the projects cover a fairly broad range. User-facing tools include the vertical web novel reading PWA “タテ読ミ”, Paperist for generating papers or doujinshi from Markdown, an LGTM GIF maker, an SVG access counter, web font distribution, and a zero-configuration web IDE for mobile games. Developer-oriented tools include the JavaScript task runner MEMI, the lightweight date formatting library fdate, an axios cookie plugin, a Google Photos upload CLI, a Google Apps Script DOM parser, a URL shortener, and Docker images that include a Japanese TeX environment. The text explicitly touches on ecosystems such as JavaScript, Node.js, Docker, nginx, axios, Google Apps Script, PWA, Markdown, and LaTeX.

Pricing, Open Source, and Deployment

The captured page text does not provide pricing, payment methods, licensing, or open-source status, so its business model cannot be determined. Some projects, such as the Docker image, CLI tools, JavaScript libraries, and URL shortener, appear potentially usable locally or via self-hosting, but the page does not explain installation, deployment, configuration, or maintenance methods, so this cannot be confirmed further.

Pros and Cons

The main strength is the diversity of project types. Many of the tools target very specific development or creative pain points, such as axios cookie support for Node.js, a Japanese TeX Docker environment, Markdown-based typesetting, and lightweight URL shortening, making them useful for developers to pick up as needed. The drawbacks are also clear: the portfolio page only provides project names and one-line descriptions, with little documentation, examples, version information, licensing, update frequency, compatibility details, or support channels. That makes the available information insufficient for production-environment selection.

Who It’s For and Access from China

It is better suited to individual developers, JavaScript/Node.js users, people working with Japanese typesetting or doujin publishing, and anyone looking for inspiration from small tools. Enterprise teams that want to adopt any of these projects should further verify the source code, license, and maintenance status. The page does not mention access conditions from China, so this remains unknown. If a project depends on external ecosystems such as Google Photos, Chrome Cast, or niconico, actual use in mainland China may be affected by the network environment. Alternatives include the GitHub/npm/Docker Hub ecosystems, Pandoc/Typst/LaTeX, YOURLS, Bitly, and similar tools.